Harvey Janszen (July 11, 1946–May 10, 2021) was an accomplished amateur botanist and naturalist endeared to many in British Columbia’s natural history community. During his career as a botanist, Harvey collected over 3,000 vascular plant specimens, mostly from the southern Gulf Islands of British Columbia, and also curated comprehensive species checklists documenting the flora of the southern Gulf Islands, Saanich Peninsula, the San Juan Islands, and various other localities throughout the Salish Sea.